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             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.4501
                GitLab v12.5.2, 12.4.5 and 12.3.8 released
                             28 November 2019

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           GitLab Community Edition
                   GitLab Enterprise Edition
Publisher:         GitLab
Operating System:  Windows
                   UNIX variants (UNIX, Linux, OSX)
                   Virtualisation
Impact/Access:     Access Confidential Data -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-19262  

Original Bulletin: 
   https://about.gitlab.com/blog/2019/11/27/security-release-gitlab-12-5-2-released/

Comment: Note that GitLab's release a few hours earlier of v12.5.1, 12.4.4
         and 12.3.7 omitted these important security fixes.

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GitLab Security Release: 12.5.2, 12.4.5, and 12.3.8

Today we are releasing versions 12.5.2, 12.4.5, and 12.3.8 for GitLab Community
Edition (CE) and Enterprise Edition (EE).

These versions contain important security fixes that were inadvertently not
included in our most recent security release. We strongly recommend that all
GitLab installations be upgraded to one of these versions immediately.

The vulnerability details will be made public on our issue tracker in
approximately 30 days.

Please read on for more information regarding this release.

Unauthorized access to grafana metrics

Grafana metrics were unintentionally being exposed to unauthorized users. The
issue is now mitigated in the latest release and is assigned CVE-2019-19262.

Thanks to @d0xing for responsibly reporting this vulnerability to us.

Versions Affected

Affects GitLab EE 11.9 and later.

Remediation

We strongly recommend that all installations running an affected version above
are upgraded to the latest version as soon as possible.

Update Mattermost dependency

The Mattermost dependency has been upgraded to 5.14.5 in order to mitigate
security concerns.

Versions Affected

Affects GitLab Omnibus 12.3 and later.

Remediation

We strongly recommend that all installations running an affected version above
are upgraded to the latest version as soon as possible.

Updating

To update GitLab, see the Update page.

Receive Security Release Notifications

To receive security release blog notifications delivered to your inbox, visit
our contact us page. To receive security release blog notifications via RSS,
subscribe to our RSS feed.

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===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
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